Oberleutnant Rudolf Szepessy-Sokoll Freiherr von Negyes et Reno (commonly called Rudolf Szepessy-Sokoll) (c. 1891โ 6 November 1917) was a Hungarian World War I flying ace credited with five aerial victories. He began his military career as a cavalryman as the war began in 1914. After winning the Silver Medal for Bravery and being promoted into the officers' ranks, he transferred to the Austro-Hungarian Aviation Troops in mid-1915 as an aerial observer. On 14 February 1916, while participating in a historic strategic bombing raid on Milan, he scored his first aerial victory. After shooting down another airplane and an observation balloon, Szepessy-Sokoll was transferred to a fighter unit after pilot training. After shooting down a pair of Macchi L.3s on 5 November 1917, he was killed in act